the taliban have a saying in afghanistan, talking about the u.s. they say you have the watches. we have the time. and they're just watching this debate in washington and calculating when they're going to be able to get back into power. bill: do you really believe that though? do you buy that public argument they're making, we will entertain the possibility that we leave zero troops behind? or is that just a negotiating ploy with karzai on friday? >> well look, we're not there to help karzai. i don't have anything against him or the people of afghanistan but we're not in that country to secure his regime or give those people a better life. we're there to prevent taliban from retaking control of the country and once again using it as a base for international terrorism and, endangering the government of pakistan and risking the prospect that pakistan is very substantial arsenal of nuclear weapons would fall into radical hands. that's why we're there and if we lose sight of that and i think that's what the administration is doing, we'll find ourselves sooner, rather than later, unde